<template>
    <div class="app-container scroll-y">
      <el-upload
        ref="uploadRef"
        action=""
        multiple
        :on-change="handleOnChange"
        :auto-upload="false"
        accept=".xls, .xlsx"
        :show-file-list="false"
      >
        <template #trigger>
          <el-button type="primary" class="mb-1">
            <el-icon><Upload /></el-icon>上传excel</el-button
          >
        </template>
      </el-upload>
      <el-table v-loading="listLoading" :data="list" border highlight-current-row >
        <el-table-column v-for="item of headers" :key="item" :prop="item" :label="item">
        </el-table-column>
      </el-table>
    </div>
  </template>
  
  <script lang="ts" setup>
  import { Upload } from "@element-plus/icons-vue";
  import { toRefs, reactive } from "vue";
  import { importsExcel } from "@/utils/excel.js";
//   import { ElMessage } from "element-plus";
  
  const state = reactive({
    list: null,
    headers: null,
    listLoading: false,
  });
  
  const handleOnChange = (uploadFile:any) => {
    state.listLoading = true;
    importsExcel(uploadFile)
      .then((res:any) => {
        state.list = res.tableData;
        state.headers = res.headers;
        state.listLoading = false;
      })
      .catch((err:any) => {
        console.log(err);
        state.listLoading = false;
      });
  };
  
  //导出属性到页面中使用
  let { list, headers, listLoading } = toRefs(state);
  </script>
  
  <style scoped lang="scss"></style>
  